Home / 5,945.20-8,916.37-1,996.60

Finding the Fourth Proportional to 5,945.20, 8,916.37 and 1,996.60

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Solution

The fourth proportional to 5,945.20, 8,916.37 and 1,996.60 is: 2,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.20 : 8,916.37 = 1,996.60 : x
  2. Step 2: Convert to fraction form
    5,945.20/8,916.37 = 1,996.60/x
  3. Step 3: Cross multiply
    5,945.20x = 8,916.37 × 1,996.60
  4. Step 4: Simplify right side
    5,945.20x = 17,802,424.34
  5. Step 5: Solve for x
    x = 17,802,424.34/5,945.20
  6. Step 6: Final answer
    x = 2,994.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.